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反式-4-溴-2-丁烯酸甲酯
CLSR 8-425 开口 聚丙烯 黑色
REACTION VESSEL, FLAT FLANGE WITH GROOVE, CYLINDRICAL, GRADUATED, DRAWAL VALVE, ROUND BOTTOM, DN 120, 6000 ML, ? 180 MM, HEIGHT 445 MM, VALVE 10, BOROSILICATE GLASS
HYPERSIL SILICA 3UM 10X2.1MM DROP-IN GUARDS 4/PK
氟化锂 沪试
HOMSi? p-Methoxyphenyl [2-(p-Methoxyphenyl)dimethylsilanyl]phenyl]methano
Temp. Sensor Clamp. for 709
钾(K)ICP-MS标准溶液,1000mg/L±0.3%溶于1% HCl
碳酸氢钠
4-甲氧基-3-硝基苯甲酸